The type of activation that caused the software to start the last time.
unknown: The switch rebooted for an unknown reason.
power-on: The switch rebooted. This could have been caused by a power
cycle or an administrative 'Reload' command.
warm-admin-move: The administrator issued a command for the stand-by manager to
take over.
cold-admin-move: The administrator issued a command for the stand-by manager to
take over, but the system was not ready for a warm-failover.
warm-auto-restart: The primary management card restarted due to a failure, and the
system executed a nonstop forwarding failover.
cold-auto-restart: The system switched from the active manager to the backup manager
and was unable to maintain user data traffic. This is usually
caused by multiple failures occurring close together